linux-kernel - [PATCH 2/4] arm64: dts: qcom: sc7280: Support gpu speedbin

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Date:   Wed, 12 Jan 2022 03:01:28 +0530
From:   Akhil P Oommen <quic_akhilpo@...cinc.com>
To:     freedreno <freedreno@...ts.freedesktop.org>,
        dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Rob Clark <robdclark@...il.com>,
        OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS 
        <devicetree@...r.kernel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 2/4] arm64: dts: qcom: sc7280: Support gpu speedbin

Add the speedbin fuse and the required opps to support gpu sku.

Signed-off-by: Akhil P Oommen <quic_akhilpo@...cinc.com>
---

 arch/arm64/boot/dts/qcom/sc7280.dtsi | 46 ++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 365a2e0..f8fc8b8 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -605,6 +605,11 @@
 			power-domains = <&rpmhpd SC7280_MX>;
 			#address-cells = <1>;
 			#size-cells = <1>;
+
+			gpu_speed_bin: gpu_speed_bin@1e9 {
+				reg = <0x1e9 0x2>;
+				bits = <5 8>;
+			};
 		};
 
 		sdhc_1: sdhci@...000 {
@@ -1762,6 +1767,9 @@
 			interconnect-names = "gfx-mem";
 			#cooling-cells = <2>;
 
+			nvmem-cells = <&gpu_speed_bin>;
+			nvmem-cell-names = "speed_bin";
+
 			gpu_opp_table: opp-table {
 				compatible = "operating-points-v2";
 
@@ -1769,18 +1777,56 @@
 					opp-hz = /bits/ 64 <315000000>;
 					opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
 					opp-peak-kBps = <1804000>;
+					opp-supported-hw = <0x03>;
 				};
 
 				opp-450000000 {
 					opp-hz = /bits/ 64 <450000000>;
 					opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
 					opp-peak-kBps = <4068000>;
+					opp-supported-hw = <0x03>;
 				};
 
 				opp-550000000 {
 					opp-hz = /bits/ 64 <550000000>;
 					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
 					opp-peak-kBps = <6832000>;
+					opp-supported-hw = <0x03>;
+				};
+
+				opp-608000000 {
+					opp-hz = /bits/ 64 <608000000>;
+					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L2>;
+					opp-peak-kBps = <8368000>;
+					opp-supported-hw = <0x02>;
+				};
+
+				opp-700000000 {
+					opp-hz = /bits/ 64 <700000000>;
+					opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
+					opp-peak-kBps = <8532000>;
+					opp-supported-hw = <0x02>;
+				};
+
+				opp-812000000 {
+					opp-hz = /bits/ 64 <812000000>;
+					opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
+					opp-peak-kBps = <8532000>;
+					opp-supported-hw = <0x02>;
+				};
+
+				opp-840000000 {
+					opp-hz = /bits/ 64 <840000000>;
+					opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
+					opp-peak-kBps = <8532000>;
+					opp-supported-hw = <0x02>;
+				};
+
+				opp-900000000 {
+					opp-hz = /bits/ 64 <900000000>;
+					opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
+					opp-peak-kBps = <8532000>;
+					opp-supported-hw = <0x02>;
 				};
 			};
 		};
-- 
2.7.4